{"instruction": "You are an expert in event extraction. Please extract event types and event trigger words from the input that conform to the schema definition. Return an empty list for non-existent events. Please respond in the format of a JSON string.", "schema": ["ransom", "patch vulnerability", "data breach", "discover vulnerability"], "input": "The criminals initially gave the city seven days to pay about $ 51,000 in the cryptocurrency bitcoin to get the decryption key for their data ."}
{"ransom": ["pay"], "patch vulnerability": [], "data breach": [], "discover vulnerability": []}